arm64: dts: rockchip: add px30-evb i2c1 devices

Enable i2c1 and adds the devices connected to it.
This includes a magnetometer, goodix-touchscreen and accelerometer.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20190917082659.25549-10-heiko@sntech.de